forked from vikunja/vikunja
84 lines
3.1 KiB
Go
84 lines
3.1 KiB
Go
// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-2021 Vikunja and contributors. All rights reserved.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public Licensee as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public Licensee for more details.
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//
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// You should have received a copy of the GNU Affero General Public Licensee
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package unsplash
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import (
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"context"
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"net/http"
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"strings"
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"code.vikunja.io/web/handler"
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"github.com/labstack/echo/v4"
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)
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func unsplashImage(url string, c echo.Context) error {
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// Replacing and appending the url for security reasons
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req, err := http.NewRequestWithContext(context.Background(), http.MethodGet, "https://images.unsplash.com/"+strings.Replace(url, "https://images.unsplash.com/", "", 1), nil)
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if err != nil {
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return err
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}
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode > 399 {
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return echo.ErrNotFound
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}
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return c.Stream(http.StatusOK, "image/jpg", resp.Body)
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}
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// ProxyUnsplashImage proxies a thumbnail from unsplash for privacy reasons.
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// @Summary Get an unsplash image
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// @Description Get an unsplash image. **Returns json on error.**
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// @tags project
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// @Produce octet-stream
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// @Param image path int true "Unsplash Image ID"
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// @Security JWTKeyAuth
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// @Success 200 {} string "The image"
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// @Failure 404 {object} models.Message "The image does not exist."
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// @Failure 500 {object} models.Message "Internal error"
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// @Router /backgrounds/unsplash/image/{image} [get]
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func ProxyUnsplashImage(c echo.Context) error {
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photo, err := getUnsplashPhotoInfoByID(c.Param("image"))
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if err != nil {
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return handler.HandleHTTPError(err, c)
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}
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pingbackByPhotoID(photo.ID)
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return unsplashImage(photo.Urls.Raw, c)
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}
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// ProxyUnsplashThumb proxies a thumbnail from unsplash for privacy reasons.
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// @Summary Get an unsplash thumbnail image
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// @Description Get an unsplash thumbnail image. The thumbnail is cropped to a max width of 200px. **Returns json on error.**
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// @tags project
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// @Produce octet-stream
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// @Param image path int true "Unsplash Image ID"
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// @Security JWTKeyAuth
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// @Success 200 {} string "The thumbnail"
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// @Failure 404 {object} models.Message "The image does not exist."
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// @Failure 500 {object} models.Message "Internal error"
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// @Router /backgrounds/unsplash/image/{image}/thumb [get]
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func ProxyUnsplashThumb(c echo.Context) error {
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photo, err := getUnsplashPhotoInfoByID(c.Param("image"))
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if err != nil {
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return handler.HandleHTTPError(err, c)
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}
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pingbackByPhotoID(photo.ID)
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return unsplashImage("https://images.unsplash.com/"+getImageID(photo.Urls.Raw)+"?ixlib=rb-1.2.1&q=80&fm=jpg&crop=entropy&cs=tinysrgb&w=200&fit=max&ixid=eyJhcHBfaWQiOjcyODAwfQ", c)
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}
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